{"id":"CVE-2025-13945","state":"PUBLISHED","title":"Improperly Controlled Sequential Memory Allocation in Wireshark","description":"HTTP3 dissector crash in Wireshark 4.6.0 and 4.6.1 allows denial of service","publishedAt":"2025-12-03T08:04:49.403Z","updatedAt":"2026-03-27T13:56:58.495Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"GitLab"},"assigner":"GitLab","products":["Wireshark Foundation Wireshark"],"affected":[{"vendor":"Wireshark Foundation","product":"Wireshark","defaultStatus":"unknown","versions":[{"version":"4.6.0","status":"affected","lessThan":"4.6.1","versionType":"semver"}]}],"references":["https://www.wireshark.org/security/wnpa-sec-2025-07.html","https://gitlab.com/wireshark/wireshark/-/issues/20860"],"weaknesses":["CWE-1325"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/13xxx/CVE-2025-13945.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-13945","state":"PUBLISHED","datePublished":"2025-12-03T08:04:49.403Z","dateUpdated":"2026-03-27T13:56:58.495Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2025-12-03T07:33:37.960Z"},"containers":{"cna":{"title":"Improperly Controlled Sequential Memory Allocation in Wireshark","descriptions":[{"lang":"en","value":"HTTP3 dissector crash in Wireshark 4.6.0 and 4.6.1 allows denial of service"}],"affected":[{"vendor":"Wireshark Foundation","product":"Wireshark","defaultStatus":"unknown","versions":[{"version":"4.6.0","status":"affected","lessThan":"4.6.1","versionType":"semver"}]}],"references":[{"url":"https://www.wireshark.org/security/wnpa-sec-2025-07.html"},{"url":"https://gitlab.com/wireshark/wireshark/-/issues/20860","name":"GitLab Issue #20860","tags":["issue-tracking","permissions-required"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1325","description":"CWE-1325: Improperly Controlled Sequential Memory Allocation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2026-03-27T13:56:58.495Z"},"credits":[{"lang":"en","type":"finder","value":"Sébastien Féry"}],"solutions":[{"lang":"en","value":"Upgrade to version 4.6.2 or above"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-03T15:59:21.378576Z","id":"CVE-2025-13945","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-03T15:59:28.435Z"}}]}}}